This video shows how to create a nodemeta.xml file in a PowerCenter environment. This includes:
What is nodemeta.xml file?
Recreating nodemeta.xml file using the infasetup definedomain command.
How to automate the repository and domain back up process for disaster recovery in PowerCenter
How to unassign services from an expired key and assign them to a valid key in 9.1.0 and 9.5.1